click below
click below
Normal Size Small Size show me how
Atomic Structure
this is a set of keywords from chapter 29 & 30
| Term | Definition |
|---|---|
| Atom | The smallest particle that can exist which retains the proerties of that atom. |
| Proton | A sub-atomic particle with a + charge found in the nuclues of an atom |
| Electron | A sub-atomic particle with a - charge found in the orbital shells |
| Neutron | A subatomic particle with zero charge found in the nuclues of the atom |
| Atomic Mass Unit | The unit used to measure the mass of a sub-atomic particle |
| Sub atomic Particles | Protons / Electrons / Neutrons |
| Planetary Model | A theory put forward by Neils Bohr to explain how electrons move around the nucleus of atoms |
| Atomic Number | |
| Atomic Mass | |
| n= Number | |
| Group | |
| Period | |
| Alkali Metals | |
| Alkaline earth metals | |
| Halogens | |
| Nobel Gases | |
| Periodic Table | |
| Isotopes | |
| Mendelev | |
| John Dalton | |
| Neils Bohr |